This circuit with two HT2030s powers 6 LEDs in a decorative flashing system. The circuit is from Electronics Now magazine, December 1997. The LEDs are fed in sequence.
This analog TV circuit can be used on a small transmitter. The circuit is from an 80's American...
This antenna or booster amplifier operates with signals from the midband (MW) range up to the VHF...
This circuit was found in a documentation for radio amateurs from 1978. The resonant circuit...